It is home to10% of the world's wildlife. The Amazon River is the largest in the world and contains (包含) the most freshwater fish on the planet. But perhaps most importantly, it provides between 25 and 30% of
Habitat fragmentation refers to the decrease in the natural habitats in the world because of various human practices, such as deforestation and land conversion. Habitats are essential to how organisms in an ecosystem function to cre...
It is this rate of change that is the best indicator of any progress we are making in reducing global warming. At the moment there is no sign that this is happening, in fact the reverse is true. Even if we stopped burning fossil fuel, the CO2 levels will take a long time to ...
The global companies have continued to do business with beef and leather producers in Brazil. Rather than threaten another boycott, some have taken the less confrontational approach of trying to work with the beef industry and various nonprofits in hopes of reducing deforestation. Walmart, for examp...
In this life nothing is certain. Therefore I am not declaring, absolutely, that we are at peak oil, only that it is a near certainty. But I am putting my reputation on the line in making the claim that the period, September 2014 through August 2015 will be the year of Peak Oil. ...
Assuming a food web is already made. If the population of frogs and salamanders were to crash due to habitat destruction (as is happening in Ohio right now), what would be the effect on the community? Explain the answer, givin...